Number of APIs: 4
1. User by ID
GET https://api.twitter.com/2/users/:id
This endpoint returns details about a user by ID. For full details, see the API reference for this endpoint.
2. Users by ID
GET https://api.twitter.com/2/users?ids=
This endpoint returns details about up to 100 users by ID. For full details, see the API reference for this endpoint.
GET https://api.twitter.com/2/users/by/username/:username
This endpoint returns details about a user by username. For full details, see the API reference for this endpoint.
GET https://api.twitter.com/2/users/by?usernames=
This endpoint returns details about up to 100 users specified by username. For full details, see the API reference for this endpoint.